Here's what the database is missing. Both lists are derived live — no curation needed. Help fill any of these and the entry clears itself once your contribution lands.
Events that exist in the DB but have zero recorded decklists. Click one to open it on the timeline, then use + Transcribe a missing deck to contribute.
Cards we have data for but no image on disk. If you have a usable image, share it with a mod however works best for you and they'll add it.